Standard Name: OTF-1200X-S-LT Vacuum Small Tube Furnace

Model: OTF-1200X-S-LT

1. Power Supply: AC 220V  1.2KW

2. Tube Diameter/Quartz Tube: Φ40MM*600MM,

3. Heating Element: Molybdenum-doped iron-chromium-aluminum alloy resistance wire, surface coated with zirconia

4. Heating Zone: 200mm

5. Constant Temperature Zone: 65mm

6. Maximum Design Temperature: 1200℃, Operating Temperature ≤1100℃;

7. Heating Rate: ≤20℃/min; (Adjustable to any speed below 20 degrees per minute)

8. Temperature Control Accuracy: ±1℃

9. Dimensions: Length 320*Width 360*Height 415; Weight: Approx. 18kg

I.Temperature Control System

1.1 Temperature Measurement: S-type platinum-rhodium--platinum thermocouple;

1.2 Control System: LTDE fully automatic programmable instrument, PID adjustment, display accuracy 1℃

1.3 Complete Electrical Set: Uses branded contactors, cooling fans, solid-state relays;

1.4 Time Control: Can set heating time, constant temperature time control, automatic shutdown when constant temperature time is reached;

1.5 Over-Temperature Protection: Built-in secondary over-temperature protection device, dual insurance;

1.6 Operation Mode: Full range adjustable constant temperature, constant operation; program operation.

II. Furnace Structure and Materials

2.1 Furnace Shell Material: Outer shell made of high-quality cold-rolled steel plate treated with phosphate film salt and high-temperature spray painting, color is computer gray;

2.2 Furnace Lining Material: Made of high-radiation, low-thermal-storage ultra-lightweight fiber panels assembled on six sides, resistant to rapid cooling and heating, energy-saving and efficient;

2.3 Insulation Method: Fiber wool blanket;

2.4 Temperature Measurement Port: Thermocouple enters from the bottom of the furnace body;

2.5 Terminal Blocks: Heating element terminal blocks located at the bottom of the furnace body;

2.6 Controller: Made of angle iron frame metal panel, with built-in control system and compensation wires, located at the bottom of the furnace body

2.7 Heating Element: High-temperature resistance wire;

2.8 Furnace Tube Material: High-purity quartz tube;

2.9 Sealing Device: Stainless steel screw rods and quick-connect integrated flange;

2.10 Total Weight: Approx. 40KG

2.11 Standard Packaging: Wooden Case

III.Included Technical Documentation and Accessories

3.1 Operation Manual

3.2 Product Warranty Card

IV.After-Sales Service

4.1 Responsible for remote technical guidance for users

4.2 Timely provision of equipment spare parts and accessories

4.3 Provision of technical consultation and support during equipment use

4.4 Immediate response within 8 working hours upon receiving customer fault notification

V.Main Components

LTDE Programmable Control Instrument

Solid-State Relay

Intermediate Relay

Thermocouple

High-Temperature Heating Wire　

Optional 2XZ-2 vacuum pump and vacuum tube as needed; with vacuum pump, it can extract gas from the furnace tube; removing the sealing device allows it to be used as a standard tube electric furnace.